APA (7th ed.) Citation

Geological Survey (U.S.). (1941). Water levels and artesian pressure in observation wells in the United States. United States Government Printing Office.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Water Levels and Artesian Pressure in Observation Wells in the United States. Washington: United States Government Printing Office, 1941.

MLA (9th ed.) Citation

Geological Survey (U.S.). Water Levels and Artesian Pressure in Observation Wells in the United States. United States Government Printing Office, 1941.